| Tordera to Olympia Heights (Florida) | 4,717.88 mi (7,592.69 km) |
| Tordera to Omaha (Nebraska) | 4,789.60 mi (7,708.12 km) |
| Tordera to On Top of the World Designated Place (Florida) | 4,673.71 mi (7,521.60 km) |
| Tordera to Onalaska (Wisconsin) | 4,483.61 mi (7,215.67 km) |
| Tordera to Oneida (New York) | 3,845.40 mi (6,188.57 km) |
| Tordera to Oneonta (New York) | 3,838.63 mi (6,177.68 km) |
| Tordera to Ontario (California) | 5,980.81 mi (9,625.18 km) |
| Tordera to Ontario (Oregon) | 5,435.89 mi (8,748.23 km) |
| Tordera to Opa-locka (Florida) | 4,706.41 mi (7,574.23 km) |
| Tordera to Opelika (Alabama) | 4,675.78 mi (7,524.94 km) |
| Tordera to Opelousas (Louisiana) | 5,078.21 mi (8,172.58 km) |
| Tordera to Orange (California) | 6,001.21 mi (9,658.01 km) |
| Tordera to Orange (Texas) | 5,173.21 mi (8,325.48 km) |
| Tordera to Orange City (Florida) | 4,632.13 mi (7,454.69 km) |
| Tordera to Orangeburg (South Carolina) | 4,429.56 mi (7,128.69 km) |
